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Which of the following statements are correct?
I. Binding of inhibitor at allosteric site changes the shape of the active site
II. Shape of the receptor does not change after attachment of chemical messenger to it
III. A chemical messenger gives message to the cell by entering it.
IV. Erythromycin is an example of bacteriostatic antibiotic

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II, III

I, II

III, IV

I, IV

answer is C.

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